Tailored for Celestron SCT 5" f/10: Created for Celestron 5” (13 cm) f/10 SCT models (C5, NexStar 5) with black Allen, silver Allen, or silver Phillips factory collimation screws featuring standard threads.
Part Information - Part: C5std:
Telescope Compatibility: Suitable for Celestron C5 models, except those with black Phillips factory collimation screws (refer to Item B).
Knob Design: Made from black plastic, each knob is 13 mm (1/2”) in diameter, ensuring easy grip and precise adjustments.
Thread Material: Constructed with black anodized aluminum alloy threads for a secure and lasting fit.
Model Year and Compatibility Notes:
Model Year Fit: Fits all C5 models made prior to 2006 and post-2006 models, excluding those with black Phillips screws, which require C5 metric knobs (Item B).
Installation and Compatibility:
Dust Cover Fit: The factory dust cover will continue to fit normally with Bob's Knobs installed.
Removal of Plastic Cover: If your telescope has a small plastic cover over the factory screws, it must be removed for knob installation. The cover is cosmetic and does not impact telescope operation.
Streamlined Telescope Tuning: Ideal for Celestron SCT 5” f/10 telescope owners looking for a simple, tool-free method to precisely adjust their secondary mirror.
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